<%@ page contentType="text/html;charset=UTF-8" import="java.util.Enumeration" language="java"%>
<!DOCTYPE html>
<html>
<head>
<title>动作元素include</title>
</head>
<body>
  <%
      Enumeration<String> names = request.getParameterNames();
      while (names.hasMoreElements()) {
          String name = names.nextElement();
          out.print(name + "：" + request.getParameter(name) + "<br>");
      }
  %>
</body>
</html>
